DELHI POLICE MATHS QUIZ

Question 1:

How much of the principal amount at $6 \%$ per annum simple interest in 10 years yields Rs 120 ?

Rs.120

Rs.210

Rs.200

Rs.180

Question 2:

If Rs. 5,000 becomes Rs. 5,700 in a years times, what will Rs. 7,000 become at the end of 5 years at the same rate of interest ?

10,500 Rs.

11,900 Rs.

12,700 Rs.

7,700 Rs.

Question 3:

A sum of ₹ 600 becomes ₹ 850 in 3 years at simple interest. The rate percent is:

$7.5 \%$

$6\%$

$\frac{125}{9} \%$

$\frac{21}{4} \%$

Question 4:

If a certain sum of money on simple interest amounts to ₹ 1,980 and ₹ 2,070 in 2 years and 3 years, respectively, then what is the sum (in ₹)?

1850

1840

1750

1800

Question 5:

Vinita invests an amount of ₹ 12,000 at the rate of 9% per annum simple interest for a certain period on which she gets an amount of ₹ 18,480. For how many years the above amount was invested?

7 years

6 years

8 years

5 years

Question 6:

The simple interest (in ₹) on ₹ 8,000 for 6 months at the rate of 12 paise per rupee per month is:

5,760

3,875

6,750

2,875

Question 7:

A lent ₹ 26,000 to B for 2 years and ₹ 15,000 to C for 4 years. He received altogether ₹ 8,960 as simple interest from both. What is the interest rate?

7%

7.50%

8%

8.50%

Question 8:

A sum of ₹ 12,000 amounts to ₹ 12,960 at 2 % per annum simple interest. Find the duration of the deposit.

5 years

2 years

3 years

4 years

Question 9:

The simple interest on a certain sum at $6.4 \%$ p.a. for $3 \frac{3}{4}$ years is ₹ 1,896 . What will be the amount (in ₹) of the same sum at the same rate in $6 \frac{1}{4}$ years?

11000

11080

11050

11060

Question 10:

At simple interest at an annual interest rate of Rs. 4,300 increases in 2 years to Rs. 4,644. So what will be the rate percentage.

4%

5%

7%

6%